EP2041902A4 - Mécanismes de commutation de protection réseau et procédés de protection réseau - Google Patents

Mécanismes de commutation de protection réseau et procédés de protection réseau

Info

Publication number
EP2041902A4
EP2041902A4 EP07777381.0A EP07777381A EP2041902A4 EP 2041902 A4 EP2041902 A4 EP 2041902A4 EP 07777381 A EP07777381 A EP 07777381A EP 2041902 A4 EP2041902 A4 EP 2041902A4
Authority
EP
European Patent Office
Prior art keywords
network protection
methods
switching mechanisms
protection switching
network
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP07777381.0A
Other languages
German (de)
English (en)
Other versions
EP2041902A2 (fr
EP2041902B1 (fr
Inventor
David Owen Lewis
Richard Andrew Jensen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huber and Suhner Polatis Ltd
Original Assignee
Polatis Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from GB0610819A external-priority patent/GB0610819D0/en
Application filed by Polatis Ltd filed Critical Polatis Ltd
Publication of EP2041902A2 publication Critical patent/EP2041902A2/fr
Publication of EP2041902A4 publication Critical patent/EP2041902A4/fr
Application granted granted Critical
Publication of EP2041902B1 publication Critical patent/EP2041902B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0287—Protection in WDM systems
    • H04J14/0289—Optical multiplex section protection
    • H04J14/0291—Shared protection at the optical multiplex section (1:1, n:m)
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0278—WDM optical network architectures
    • H04J14/0279—WDM point-to-point architectures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0278—WDM optical network architectures
    • H04J14/0283—WDM ring architectures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q2011/0079—Operation or maintenance aspects
    • H04Q2011/0081—Fault tolerance; Redundancy; Recovery; Reconfigurability

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Maintenance And Management Of Digital Transmission (AREA)
EP07777381.0A 2006-06-01 2007-06-01 Mécanismes de commutation de protection réseau et procédés de protection réseau Active EP2041902B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0610819A GB0610819D0 (en) 2006-06-01 2006-06-01 A fast distributed automatic network optical fibre protection switching mechanism using combined local fibre fault detection and switching control
US87634806P 2006-12-20 2006-12-20
PCT/US2007/013067 WO2007143169A2 (fr) 2006-06-01 2007-06-01 Mécanismes de commutation de protection réseau et procédés de protection réseau

Publications (3)

Publication Number Publication Date
EP2041902A2 EP2041902A2 (fr) 2009-04-01
EP2041902A4 true EP2041902A4 (fr) 2015-07-29
EP2041902B1 EP2041902B1 (fr) 2018-08-08

Family

ID=38802110

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07777381.0A Active EP2041902B1 (fr) 2006-06-01 2007-06-01 Mécanismes de commutation de protection réseau et procédés de protection réseau

Country Status (4)

Country Link
US (1) US8358929B2 (fr)
EP (1) EP2041902B1 (fr)
JP (1) JP4977200B2 (fr)
WO (1) WO2007143169A2 (fr)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8023819B2 (en) 2006-12-20 2011-09-20 Polatis Photonics, Inc. Method and apparatus for network fault detection and protection switching using optical switches with integrated power detectors
US8532481B2 (en) * 2009-01-28 2013-09-10 Tellabs Operations, Inc. Dual fault tolerant optical networking with fast protection performance
JP5298975B2 (ja) * 2009-03-10 2013-09-25 富士通株式会社 光伝送システム
US8391707B2 (en) * 2009-11-13 2013-03-05 Verizon Patent And Licensing Inc. Maintenance friendly optical fiber switching system
US8433190B2 (en) * 2009-11-13 2013-04-30 Verizon Patent And Licensing Inc. Hot-swapping in-line optical amplifiers in an optical network
WO2011103032A2 (fr) * 2010-02-18 2011-08-25 US Seismic Systems, Inc. Systèmes optiques de détection et leurs procédés d'utilisation
US20120087648A1 (en) * 2010-10-12 2012-04-12 Ke Qin Gao Method and system for protection switching
CN103518381A (zh) * 2011-05-17 2014-01-15 瑞典爱立信有限公司 对光纤接入网络的保护
US8774623B2 (en) * 2011-06-30 2014-07-08 Ubiquoss Inc. Passive optical network system and method for detecting fault in optical network terminal
US8891957B2 (en) * 2011-07-13 2014-11-18 Tyco Electronics Subsea Communications Llc Method and system for fault recovery in an optical network
US20130083652A1 (en) * 2011-09-29 2013-04-04 Electronics And Telecommunications Research Institute Apparatus and method of shared mesh protection switching
JP6024391B2 (ja) * 2012-10-31 2016-11-16 富士通株式会社 伝送装置、伝送システム、及び障害検出方法
US9209901B2 (en) * 2012-11-20 2015-12-08 Telefonaktiebolaget L M Ericsson (Publ) Configurable single-fiber or dual-fiber optical transceiver
US9496951B2 (en) * 2013-08-08 2016-11-15 Mark E. Boduch Method and apparatus for performing path protection for rate-adaptive optics
US10454572B2 (en) * 2014-03-10 2019-10-22 Aeponyx Inc. Methods and systems relating to optical networks
US9729949B2 (en) * 2014-04-23 2017-08-08 Alcatel Lucent Dynamic local decision control in software defined networking-based environment
GB2531552B (en) 2014-10-21 2017-12-27 Polatis Ltd Crosstalk reduction technique for multi-channel driver circuits
JP6438426B2 (ja) * 2016-03-30 2018-12-12 Ｓｅｉオプティフロンティア株式会社 光切替ユニット及び光切替装置
US9922686B2 (en) 2016-05-19 2018-03-20 Micron Technology, Inc. Apparatuses and methods for performing intra-module databus inversion operations
US9755734B1 (en) * 2016-06-09 2017-09-05 Google Inc. Subsea optical communication network
US10146719B2 (en) * 2017-03-24 2018-12-04 Micron Technology, Inc. Semiconductor layered device with data bus
US10063336B1 (en) * 2017-10-24 2018-08-28 Ciena Corporation Protected transponded services integrated with control plane switched services
US10664432B2 (en) 2018-05-23 2020-05-26 Micron Technology, Inc. Semiconductor layered device with data bus inversion
CN108770009B (zh) * 2018-07-06 2021-04-06 京信通信系统（中国）有限公司 链路故障定位方法、装置、设备以及可读存储介质
US10964702B2 (en) 2018-10-17 2021-03-30 Micron Technology, Inc. Semiconductor device with first-in-first-out circuit
US11070896B1 (en) 2019-02-22 2021-07-20 Level 3 Communications, Llc Dynamic optical switching in a telecommunications network

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000060772A1 (fr) * 1999-04-01 2000-10-12 The Trustees Of Columbia University In The City Of New York Traitement de defaillances dans un commutateur de reseau
US6362905B1 (en) * 1997-02-24 2002-03-26 Hitachi, Ltd. Optical crossconnect apparatus and optical transmission system
US20020197004A1 (en) * 2001-06-22 2002-12-26 Feinberg Lee Daniel Automatically switched redundant switch configurations
US20050180316A1 (en) * 2004-02-12 2005-08-18 Chan Frederick Y. Protection for bi-directional optical wavelength division multiplexed communications networks

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6587235B1 (en) * 1999-12-16 2003-07-01 At&T Corp. Method and apparatus for capacity-efficient restoration in an optical communication system
CN100520484C (zh) 2000-01-06 2009-07-29 保乐提斯有限公司 光纤开关组件
US6721502B1 (en) * 2000-09-30 2004-04-13 Lucent Technologies Inc. Shared optical protection ring architecture
ES2272579T3 (es) 2000-12-04 2007-05-01 Polatis Limited Dispositivos de orientacion de un haz y conmutadores opticos.
US6944362B2 (en) * 2003-02-11 2005-09-13 General Instrument Corporation Optical switch having a autorestoration feature for switching from a backup optical path to a primary optical path
GB2403022C (en) 2003-06-19 2008-10-30 Polatis Ltd Flexible increase to optical switch capacity
US7289728B2 (en) * 2004-03-11 2007-10-30 General Instrument Corporation Use of variable ratio couplers for network protection and recovery

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6362905B1 (en) * 1997-02-24 2002-03-26 Hitachi, Ltd. Optical crossconnect apparatus and optical transmission system
WO2000060772A1 (fr) * 1999-04-01 2000-10-12 The Trustees Of Columbia University In The City Of New York Traitement de defaillances dans un commutateur de reseau
US20020197004A1 (en) * 2001-06-22 2002-12-26 Feinberg Lee Daniel Automatically switched redundant switch configurations
US20050180316A1 (en) * 2004-02-12 2005-08-18 Chan Frederick Y. Protection for bi-directional optical wavelength division multiplexed communications networks

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2007143169A2 *

Also Published As

Publication number Publication date
JP2010502041A (ja) 2010-01-21
JP4977200B2 (ja) 2012-07-18
EP2041902A2 (fr) 2009-04-01
US8358929B2 (en) 2013-01-22
WO2007143169A2 (fr) 2007-12-13
EP2041902B1 (fr) 2018-08-08
WO2007143169A3 (fr) 2008-11-27
US20100027989A1 (en) 2010-02-04

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